# 5.8:以特殊身份跟管理员打招呼
usernames = ['admin', 'tom', 'jerry', 'jack', 'james']
if usernames:# 5.9:处理没有用户的情况
    for username in usernames:
        if username == 'admin':
            print(f'Hello {username}, would you like to see a status report?')
        else:
            print(f'Hello {username}, thank you for logging in again.')
else:
    print('We need to find some users!')
